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{
  "language": "Solidity",
  "sources": {
    "contracts/optimism_bridge/AnteOptimismBridgeAssetBalanceTest.sol": {
      "content": "// SPDX-License-Identifier: MIT\n\npragma solidity ^0.8.0;\n\nimport {AnteTest} from \"../AnteTest.sol\";\nimport {IERC20} from \"@openzeppelin/contracts/token/ERC20/IERC20.sol\";\n\n/// @title Optimism Bridge on Ethereum doesn't lose significant asset balance\n/// @notice Ante Test to check if main Optimism Bridge contract on Eth mainnet\n///         loses 90% of its top asset holdings (as of test deployment)\ncontract AnteOptimismBridgeAssetBalanceTest is AnteTest(\n    \"Optimism Bridge doesn't lose 90% of any of its top assets on Eth Mainnet\"\n) {\n    // As of 2022-12-04, the top assets on the L1 side of the bridge are ETH,\n    // USDC, USDT, and WBTC, representing 92.5% of value stored on the L1 side\n    // https://etherscan.io/address/0x99C9fc46f92E8a1c0deC1b1747d010903E884bE1\n    address public constant OPTIMISM_MAIN_BRIDGE = 0x99C9fc46f92E8a1c0deC1b1747d010903E884bE1;\n    // https://etherscan.io/address/0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48\n    IERC20 public constant USDC = IERC20(0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48);\n    // https://etherscan.io/address/0xdAC17F958D2ee523a2206206994597C13D831ec7\n    IERC20 public constant USDT = IERC20(0xdAC17F958D2ee523a2206206994597C13D831ec7);\n    // https://etherscan.io/address/0x2260FAC5E5542a773Aa44fBCfeDf7C193bc2C599\n    IERC20 public constant WBTC = IERC20(0x2260FAC5E5542a773Aa44fBCfeDf7C193bc2C599);\n\n    uint256 public immutable ethBalanceAtDeploy;\n    uint256 public immutable usdcBalanceAtDeploy;\n    uint256 public immutable usdtBalanceAtDeploy;\n    uint256 public immutable wbtcBalanceAtDeploy;\n\n    constructor() {\n        protocolName = \"Optimism Bridge\";\n        testedContracts = [OPTIMISM_MAIN_BRIDGE];\n\n        ethBalanceAtDeploy = OPTIMISM_MAIN_BRIDGE.balance;\n        usdcBalanceAtDeploy = USDC.balanceOf(OPTIMISM_MAIN_BRIDGE);\n        usdtBalanceAtDeploy = USDT.balanceOf(OPTIMISM_MAIN_BRIDGE);\n        wbtcBalanceAtDeploy = WBTC.balanceOf(OPTIMISM_MAIN_BRIDGE);\n    }\n\n    /// @notice checks balance of top 4 assets on Optimism Bridge doesn't drop\n    /// @return true if bridge has more than 10% of the original asset balance\n    ///         at time of test deploy across all checked assets\n    function checkTestPasses() external view override returns (bool) {\n        return\n            OPTIMISM_MAIN_BRIDGE.balance * 10 > ethBalanceAtDeploy &&\n            USDC.balanceOf(OPTIMISM_MAIN_BRIDGE) * 10 > usdcBalanceAtDeploy &&\n            USDT.balanceOf(OPTIMISM_MAIN_BRIDGE) * 10 > usdtBalanceAtDeploy &&\n            WBTC.balanceOf(OPTIMISM_MAIN_BRIDGE) * 10 > wbtcBalanceAtDeploy;\n    }\n}\n"
    },
    "contracts/AnteTest.sol": {
      "content": "// SPDX-License-Identifier: GPL-3.0-only\n\n// ┏━━━┓━━━━━┏┓━━━━━━━━━┏━━━┓━━━━━━━━━━━━━━━━━━━━━━━\n// ┃┏━┓┃━━━━┏┛┗┓━━━━━━━━┃┏━━┛━━━━━━━━━━━━━━━━━━━━━━━\n// ┃┗━┛┃┏━┓━┗┓┏┛┏━━┓━━━━┃┗━━┓┏┓┏━┓━┏━━┓━┏━┓━┏━━┓┏━━┓\n// ┃┏━┓┃┃┏┓┓━┃┃━┃┏┓┃━━━━┃┏━━┛┣┫┃┏┓┓┗━┓┃━┃┏┓┓┃┏━┛┃┏┓┃\n// ┃┃ ┃┃┃┃┃┃━┃┗┓┃┃━┫━┏┓━┃┃━━━┃┃┃┃┃┃┃┗┛┗┓┃┃┃┃┃┗━┓┃┃━┫\n// ┗┛ ┗┛┗┛┗┛━┗━┛┗━━┛━┗┛━┗┛━━━┗┛┗┛┗┛┗━━━┛┗┛┗┛┗━━┛┗━━┛\n// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n\npragma solidity >=0.7.0;\n\nimport \"./interfaces/IAnteTest.sol\";\n\n/// @title Ante V0.5 Ante Test smart contract\n/// @notice Abstract inheritable contract that supplies syntactic sugar for writing Ante Tests\n/// @dev Usage: contract YourAnteTest is AnteTest(\"String descriptor of test\") { ... }\nabstract contract AnteTest is IAnteTest {\n    /// @inheritdoc IAnteTest\n    address public override testAuthor;\n    /// @inheritdoc IAnteTest\n    string public override testName;\n    /// @inheritdoc IAnteTest\n    string public override protocolName;\n    /// @inheritdoc IAnteTest\n    address[] public override testedContracts;\n\n    /// @dev testedContracts and protocolName are optional parameters which should\n    /// be set in the constructor of your AnteTest\n    /// @param _testName The name of the Ante Test\n    constructor(string memory _testName) {\n        testAuthor = msg.sender;\n        testName = _testName;\n    }\n\n    /// @notice Returns the testedContracts array of addresses\n    /// @return The list of tested contracts as an array of addresses\n    function getTestedContracts() external view returns (address[] memory) {\n        return testedContracts;\n    }\n\n    /// @inheritdoc IAnteTest\n    function checkTestPasses() external virtual override returns (bool) {}\n}\n"
    },
    "@openzeppelin/contracts/token/ERC20/IERC20.sol": {
      "content": "// SPDX-License-Identifier: MIT\n// OpenZeppelin Contracts (last updated v4.6.0) (token/ERC20/IERC20.sol)\n\npragma solidity ^0.8.0;\n\n/**\n * @dev Interface of the ERC20 standard as defined in the EIP.\n */\ninterface IERC20 {\n    /**\n     * @dev Emitted when `value` tokens are moved from one account (`from`) to\n     * another (`to`).\n     *\n     * Note that `value` may be zero.\n     */\n    event Transfer(address indexed from, address indexed to, uint256 value);\n\n    /**\n     * @dev Emitted when the allowance of a `spender` for an `owner` is set by\n     * a call to {approve}. `value` is the new allowance.\n     */\n    event Approval(address indexed owner, address indexed spender, uint256 value);\n\n    /**\n     * @dev Returns the amount of tokens in existence.\n     */\n    function totalSupply() external view returns (uint256);\n\n    /**\n     * @dev Returns the amount of tokens owned by `account`.\n     */\n    function balanceOf(address account) external view returns (uint256);\n\n    /**\n     * @dev Moves `amount` tokens from the caller's account to `to`.\n     *\n     * Returns a boolean value indicating whether the operation succeeded.\n     *\n     * Emits a {Transfer} event.\n     */\n    function transfer(address to, uint256 amount) external returns (bool);\n\n    /**\n     * @dev Returns the remaining number of tokens that `spender` will be\n     * allowed to spend on behalf of `owner` through {transferFrom}. This is\n     * zero by default.\n     *\n     * This value changes when {approve} or {transferFrom} are called.\n     */\n    function allowance(address owner, address spender) external view returns (uint256);\n\n    /**\n     * @dev Sets `amount` as the allowance of `spender` over the caller's tokens.\n     *\n     * Returns a boolean value indicating whether the operation succeeded.\n     *\n     * IMPORTANT: Beware that changing an allowance with this method brings the risk\n     * that someone may use both the old and the new allowance by unfortunate\n     * transaction ordering. One possible solution to mitigate this race\n     * condition is to first reduce the spender's allowance to 0 and set the\n     * desired value afterwards:\n     * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729\n     *\n     * Emits an {Approval} event.\n     */\n    function approve(address spender, uint256 amount) external returns (bool);\n\n    /**\n     * @dev Moves `amount` tokens from `from` to `to` using the\n     * allowance mechanism. `amount` is then deducted from the caller's\n     * allowance.\n     *\n     * Returns a boolean value indicating whether the operation succeeded.\n     *\n     * Emits a {Transfer} event.\n     */\n    function transferFrom(\n        address from,\n        address to,\n        uint256 amount\n    ) external returns (bool);\n}\n"
    },
    "contracts/interfaces/IAnteTest.sol": {
      "content": "// SPDX-License-Identifier: GPL-3.0-only\n\n// ┏━━━┓━━━━━┏┓━━━━━━━━━┏━━━┓━━━━━━━━━━━━━━━━━━━━━━━\n// ┃┏━┓┃━━━━┏┛┗┓━━━━━━━━┃┏━━┛━━━━━━━━━━━━━━━━━━━━━━━\n// ┃┗━┛┃┏━┓━┗┓┏┛┏━━┓━━━━┃┗━━┓┏┓┏━┓━┏━━┓━┏━┓━┏━━┓┏━━┓\n// ┃┏━┓┃┃┏┓┓━┃┃━┃┏┓┃━━━━┃┏━━┛┣┫┃┏┓┓┗━┓┃━┃┏┓┓┃┏━┛┃┏┓┃\n// ┃┃ ┃┃┃┃┃┃━┃┗┓┃┃━┫━┏┓━┃┃━━━┃┃┃┃┃┃┃┗┛┗┓┃┃┃┃┃┗━┓┃┃━┫\n// ┗┛ ┗┛┗┛┗┛━┗━┛┗━━┛━┗┛━┗┛━━━┗┛┗┛┗┛┗━━━┛┗┛┗┛┗━━┛┗━━┛\n// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n// ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━\n\npragma solidity >=0.7.0;\n\n/// @title The interface for the Ante V0.5 Ante Test\n/// @notice The Ante V0.5 Ante Test wraps test logic for verifying fundamental invariants of a protocol\ninterface IAnteTest {\n    /// @notice Returns the author of the Ante Test\n    /// @dev This overrides the auto-generated getter for testAuthor as a public var\n    /// @return The address of the test author\n    function testAuthor() external view returns (address);\n\n    /// @notice Returns the name of the protocol the Ante Test is testing\n    /// @dev This overrides the auto-generated getter for protocolName as a public var\n    /// @return The name of the protocol in string format\n    function protocolName() external view returns (string memory);\n\n    /// @notice Returns a single address in the testedContracts array\n    /// @dev This overrides the auto-generated getter for testedContracts [] as a public var\n    /// @param i The array index of the address to return\n    /// @return The address of the i-th element in the list of tested contracts\n    function testedContracts(uint256 i) external view returns (address);\n\n    /// @notice Returns the name of the Ante Test\n    /// @dev This overrides the auto-generated getter for testName as a public var\n    /// @return The name of the Ante Test in string format\n    function testName() external view returns (string memory);\n\n    /// @notice Function containing test logic to inspect the protocol invariant\n    /// @dev This should usually return True\n    /// @return A single bool indicating if the Ante Test passes/fails\n    function checkTestPasses() external returns (bool);\n}\n"
    }
  },
  "settings": {
    "optimizer": {
      "enabled": false,
      "runs": 200
    },
    "outputSelection": {
      "*": {
        "*": [
          "evm.bytecode",
          "evm.deployedBytecode",
          "devdoc",
          "userdoc",
          "metadata",
          "abi"
        ]
      }
    },
    "libraries": {}
  }
}